![]() It’s important to note that most studies of energy drinks have tested them on young, healthy people. When combined with caffeine, the effects can be even greater. High levels may even raise the risk for heart attacks. Adrenaline can cause heart palpitations and high blood pressure. Researchers also found that the drink significantly increased the level of stress hormones in the body - adrenaline levels increased by nearly 75%. But, for others, this change could make the difference between normal and high blood pressure. For some people, this might not be alarming. After just 30 minutes, the average blood pressure had increased by over 6%, with a range of up to nearly 10%. The drink contained 240 mg of caffeine, guarana, and other additives. Mayo Clinic researchers studied the effects of one popular energy drink in young, healthy people. These additives are intended to have a stimulant effect, and they may also affect blood pressure. Many energy drinks also contain substances like guarana and bitter orange. That’s especially true if you drink more than one serving.īut the story does not end there. At this dose, blood pressure may climb much higher. Some brands have as much caffeine as 7 cups of coffee. But, in some cases, energy drinks have more caffeine than what the label reports. This amount can raise blood pressure up to 15 points in some people. The best selling brands contain at least 100 mg of caffeine, which is similar to a cup of coffee. But these products also contain other stimulants that can affect blood pressure. This is mainly from the high amount of caffeine in energy drinks. This is enough of a concern that the U.S Anti-Doping Agency recommends athletes avoid these drinks because they could contain banned substances. This means it’s hard to know exactly what is in them. Many different companies make energy drinks, and the government does not closely regulate them. These are plant-based products that naturally contain caffeine. ![]() Sports drinks are usually made from water, sweeteners, and electrolytes like sodium and potassium.Įnergy drinks are also different from traditional caffeinated drinks, like coffee and tea. Other additives, such as vitamins, often in large quantitiesĮnergy drinks are not the same as hydrating sports drinks. Supplements, like taurine and L-carnitine Legal stimulants, such as green tea, guarana, bitter orange, and ginseng The CDC defines an energy drink as one that may contain large amounts of: Energy drinks are marketed to improve energy and mental focus. ![]()
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